Haloragidaceae

habit

woody plants, herbaceous plants

important diagnostics

aquatic plants, leaves floating or submerged

hairs

glandular, peltate or scale-like

distribution

African, Asian, Australian and Oceanian, European, North American, South American

leaf: position

opposite or verticillate, alternate

leaf: nature

not compound, compound, pinnately compound

leaf: venation

pinnate or hardly visible in leaves or leaflets., palmate in leaves or leaflets

margin

with entire margin, lobed or divided, dentate

leaf: stipules

absent, present

inflorescence

solitary, corymb, compound, sympodial or monopodial

flower: sexuality

bisexual, unisexual

flower: symmetry

actinomorphic

flower: receptacle

enlarged, completely united with the ovary, totally or partially covering it

flower: disc

absent

flower: perianth number

0, 2, 3, 4, 5, 6, 7+

flower: perianth nature

perianth of similar segments, perianth of calyx and corolla

flower: sepal number

0, 2, 3, 4

flower: sepal position

all free from one another

flower: sepal nature

sepals valvate

flower: petal number

0, 1, 2, 3, 4

flower: petal position

all free from one another, petals imbricate

flower: petal nature

petals valvate

stamen: number

1, 2, 3, 4, 5, 6, 7, 8

stamen: symmetry

flowers obdiplostemonous

stamen: anthers

basifixed, introrse, opening by longitudinal slits

stamen: filaments

inserted on the corolla, not connate

pistil: style

styles absent, stigmas sessile, styles more than 1, free, style 1, or styles more or less connate

pistil: carpel

1, 2, 3, 4

pistil: ovary

1-locular, 2-locular, 3-locular, 4-locular

pistil: ovule

1 in each loculus, 2 in each loculus, 3+ in each loculus

pistil

carpels free from each other or carpel 1, ovules axile, carpels connate, ovules attached to the central axis or ventrally in apocarpae, ovules attached to the apex of the ovary

fruit: type

a nut, fleshy

fruit: seed

1 seed, 2 seeds, 3+ seeds

seed: embryo

straight

seed: endosperm

seeds with endosperm

 

Related Objects

Flora of Chile   Family PDF PDF

 

Related Links (opens in a new window)

Treatments in Other Floras @ www.efloras.org A Checklist for the South China Botanical Garden, Guangzhou, Guangdong Province, P. R. China Chinese Plant Names Dinghushan Plant Checklist1 Flora of Chile Flora of Pakistan Interactive Keys by Xiangying Wen South China Botanical Garden Herbarium Other Databases W3TROPICOS IPNI